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From: Rolf Eike Beer <eike-kernel@sf-tec.de>
To: linux-scsi@vger.kernel.org
Cc: Jesper Juhl <jesper.juhl@gmail.com>,
	Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
	James Bottomley <James.Bottomley@steeleye.com>,
	Willem Riede <osst@riede.org>,
	osst-users@lists.sourceforge.net
Subject: Re: [PATCH 19/30] scsi: Remove explicit casts of [kv]alloc return values in osst driver
Date: Fri, 24 Aug 2007 09:04:58 +0200	[thread overview]
Message-ID: <200708240905.04994.eike-kernel@sf-tec.de> (raw)
In-Reply-To: <aaed77aa8511322bc32b406a952c7c960091ff3b.1187912217.git.jesper.juhl@gmail.com>

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Jesper Juhl wrote:
> [kv]alloc() return void *. No need to cast the return value.

> @@ -5756,7 +5756,7 @@ static int osst_probe(struct device *dev)
>  	write_lock(&os_scsi_tapes_lock);
>  	if (os_scsi_tapes == NULL) {
>  		os_scsi_tapes =
> -			(struct osst_tape **)kmalloc(osst_max_dev * sizeof(struct osst_tape *),
> +			kmalloc(osst_max_dev * sizeof(struct osst_tape *),
>  				   GFP_ATOMIC);
>  		if (os_scsi_tapes == NULL) {
>  			write_unlock(&os_scsi_tapes_lock);

Three lines later:

		for (i=0; i < osst_max_dev; ++i) os_scsi_tapes[i] = NULL;

This wants to be

os_scsi_tapes = kcalloc(osst_max_dev, sizeof(struct osst_tape *), GFP_ATOMIC);

Eike

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  reply	other threads:[~2007-08-24  7:05 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <1554af80879a7ef2f78a4d654f23c248203500d9.1187912217.git.jesper.juhl@gmail.com>
2007-08-24  0:12 ` [PATCH 19/30] scsi: Remove explicit casts of [kv]alloc return values in osst driver Jesper Juhl
2007-08-24  7:04   ` Rolf Eike Beer [this message]
2007-08-24  8:46     ` Jesper Juhl
2007-08-24  0:16 ` [PATCH 20/30] scsi: In the Advansys driver, do not cast allocation function return values Jesper Juhl
2007-08-24  2:03   ` Matthew Wilcox
2007-08-24  9:00     ` Jesper Juhl

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